ajax+json+Struts2實(shí)現(xiàn)list傳遞實(shí)例講解

/**
*@Project: excel
*@Author: chenssy
*@Date: 2013-4-4
*@Copyright: chenssy All rights reserved.
*/
public class ErrorCondition {
private String name; // 姓名
private String idCard; // 身份證
private String status; // 錯誤狀態(tài)
private String message; // 錯誤信息
ErrorCondition(String name,String idCard,String status,String message){
this.name = name;
this.idCard = idCard;
this.status = status;
this.message = message;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getIdCard() {
return idCard;
}
public void setIdCard(String idCard) {
this.idCard = idCard;
}
public String getStatus() {
return status;
}
public void setStatus(String status) {
this.status = status;
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
}

%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
html>
head>
script type="text/javascript" src="${pageContext.request.contextPath}/js/jquery-1.7.2.js">/script>
/head>
body>
input type="button" value="點(diǎn)我顯示數(shù)據(jù)" id="clickMe">
table id="showTable" border="1">
tr>
td>姓名/td>
td>身份證/td>
td>錯誤狀態(tài)/td>
td>錯誤信息/td>
/tr>
/table>
script>
$("#clickMe").click(function(){
var url = "json/jsonTest.action";
$.ajax({
type:'get',
url:url,
dataType: 'json',
success:function(data){
$.each(data,function(i,list){
var _tr = $("tr>td>"+list.name+"/td>td>"+
list.idCard+"/td>td>"+list.status+
"/td>td>"+list.message+"/td>/tr>");
$("#showTable").append(_tr);
})
}
})
})
/script>
/body>
/html>

/**
*@Project: jsonTest
*@Author: chenssy
*@Date: 2013-4-5
*@Copyright: chenssy All rights reserved.
*/
public class JsonTest_01 {
public String execute() throws IOException{
ErrorCondition r1 = new ErrorCondition("張三", "4306821989021611", "L", "長度錯誤");
ErrorCondition r2 = new ErrorCondition("李四", "430682198902191112","X", "校驗錯誤");
ErrorCondition r3 = new ErrorCondition("王五", "", "N", "身份證信息為空");
ListErrorCondition> list = new ArrayListErrorCondition>();
list.add(r1);
list.add(r2);
list.add(r3);
//將list轉(zhuǎn)化成JSON對象
JSONArray jsonArray = JSONArray.fromObject(list);
HttpServletResponse response = (HttpServletResponse) ActionContext.getContext().get(ServletActionContext.HTTP_RESPONSE);
response.setCharacterEncoding("UTF-8");
response.getWriter().print(jsonArray);
return null;
}
}

?xml version="1.0" encoding="GBK"?>
!DOCTYPE struts PUBLIC
"-//Apache Software Foundation//DTD Struts Configuration 2.1.7//EN"
"http://struts.apache.org/dtds/struts-2.1.7.dtd">
!-- 指定struts 2的配置文件的跟元素 -->
struts>
package name="json" namespace="/json" extends="struts-default">
action name="jsonTest" class="com.json.action.JsonTest_01" method="execute">/action>
/package>
/struts>